Documentary about a 2007 dig in Ireland of ancient graves where two skulls found with stones in their jaws suggest fears that the dead were vampires. Documentary about a 2007 dig in Ireland of ancient graves where two skulls found with stones in their jaws suggest fears that the dead were vampires. Documentary about a 2007 dig in Ireland of ancient graves where two skulls found with stones in their jaws suggest fears that the dead were vampires. Documentary about a 2007 dig in Ireland of ancient graves where two skulls found with stones in their jaws suggest fears that the dead were vampires.